# Mechanix vs A

The clearest difference is price: A at Free against Mechanix's $2.99. A also leads on update cadence (every 2 weeks vs every 9 months). Mechanix's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

A is free to download; Mechanix costs $2.99 up front. A sells 1 one-off in-app purchase. Mechanix asks for nothing beyond the download.

Mechanix ships an update every 9 months, A every 2 weeks. The most recent releases landed on October 23, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Mechanix | A |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mechanix/id386599739/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 33 MB | 271 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [Ogumo Co., Ltd.](https://appshunter.io/developer/1289277557) |

## What reviewers say

### Mechanix

[App page](https://appshunter.io/ios/app/mechanix/id386599739)

This educational app supports high school and university statics and dynamics courses. It offers a comprehensive review of basic equations, accompanied by over 20 animations and 50 illustrations to clarify complex mechanics concepts. Teachers can use it to present material to students via projector.

**Highlights:** Basic equations memorandum, Illustrative animations, Vectorial reminder, Statics concepts, Center of gravity calculations, Moments of inertia, Dynamics of particles and rigid bodies

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### A

[App page](https://appshunter.io/ios/app/a-physics-mechanics/id6670272249)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide ads | $5.99 | one-time |


## Frequently asked questions

### Is Mechanix free?

Mechanix costs $2.99, with no in-app purchases.

### Is A free?

A is free to download, with in-app purchases available.

### Do Mechanix or A have ads?

Neither Mechanix nor A shows ads.

### Which is updated more often, Mechanix or A?

Mechanix ships an update every 9 months, and A every 2 weeks. Most recently, Mechanix was updated on October 23, 2026 and A on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*